On July 23, 2012, I helped produce our first Google Hangout on Air (HOA). Since then there has been an explosion of groups, organisations, and communities exploring ways to use the Google HOA feature. It’s become a communication tool for town hall meetings, education workshops, work-in-progress readings, talk shows, or just be a bridge for communities to learn and discuss issues. From past experience, here’s a list of tips, tools and roles I have put together to help host a successful Google Hangout On Air: